#151E2E#151E2E

#151E2E is a very dark, muted blue. Relative luminance 0.013; OKLCH L 23.5% C 0.034 H 261.5°. Best body text is #FFFFFF at 16.71:1 contrast (WCAG AA passes).

Color values

HEX	#151E2E
RGB	rgb(21, 30, 46)
HSL	hsl(218, 37%, 13%)
HSV	hsv(218, 54%, 18%)
CMYK	cmyk(54.3%, 34.8%, 0%, 82%)
CIE-LAB	lab(11.17, 1.42, -11.94)
CIE-LCH	lch(11.17, 12.03, 276.78°)
OKLab	oklab(23.46% -0.005 -0.0334)
OKLCH	oklch(23.46% 0.034 261.5)
XYZ	xyz(1.2665, 1.2852, 2.7656)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E2E #2E2515

analogous

#152A2E #151E2E #18152E

triadic

#151E2E #2E151E #1E2E15

tetradic

#151E2E #2E152A #2E2515 #152E18

square

#151E2E #2E152A #2E2515 #152E18

split-complementary

#151E2E #2E1815 #2A2E15

monochromatic

#0A0E15 #0A0E15 #151E2E #283958 #3B5582

Accessibility & contrast

On white

16.71

#151E2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#151E2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E2E

16.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E2E	#FFFFFF	#000000	##FFFFFF
##151E2E	1.00	16.71	1.26	16.71
#FFFFFF	16.71	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181F2F

Deuteranopia (green-blind)

#151D2E

Tritanopia (blue-blind)

#0C2124

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #151e2e;
/* rgb */ color: rgb(21, 30, 46);
/* oklch */ color: oklch(23.5% 0.034 261.5);

Tailwind

colors: {
  custom: {
    50: '#545966',
    500: '#151e2e',
    950: '#000000',
  },
}

SCSS

$custom: #151e2e;
$custom-light: #545966;
$custom-dark: #000000;

JSON

{
  "hex": "#151e2e",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 46
  },
  "hsl": {
    "h": 218.4,
    "s": 37.313,
    "l": 13.137
  },
  "oklch": {
    "l": 0.23463,
    "c": 0.03376,
    "h": 261.5
  },
  "luminance": 0.01285
}

Semantic roles & 50–950 ramp

primary

#151E2E

secondary

#64553B

accent

#A45BCD

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #151E2E

Body copy rendered with the generated semantic roles for this colour.

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